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Homework Assignment Three
Linear Regression
Each question is worth 1.6667 points.
The personnel director for a local manufacturing firm has received complaints from the
employees in a certain shop regarding what they perceive to be inequities
The head of the chemistry department at a local university has tasked a student teaching
assistant to prepare a variety of statistics pertaining to the final course grades earned by
students who have completed the universitys CHEM 103 course during the pa
1. Please calculate each binomial probability
a. Fewer than 4 successes in 12 trials with a 10 percent chance of success.
n =12, p = 0.1 and q = 0.9.
P(X < 4 ) = P(X 3) = P(r = 0)+ P(r = 1) +P(r = 2)+ P(r = 3) = .97435
P(r ) =
n!
p r q nr
r!(n r )!
12!
0.
Week Three Homework Assignment - Linear Regression
The personnel director for a local manufacturing firm has received complaints from the
employees in a certain shop regarding what they perceive to be inequities in the annual
salary for employees who have
Week Three Homework Assignment - Linear Regression
The personnel director for a local manufacturing firm has received complaints from the
employees in a certain shop regarding what they perceive to be inequities in the annual
salary for employees who have
1. Please calculate each binomial probability
a. Fewer than 4 successes in 12 trials with a 10 percent chance of success.
P(X < 4 ) = P(X 3) = .9744
b. At least 3 successes in 7 trials with a 40 percent chance of success.
P(X 3) = 1 P(X 2) = .5801
c. At m
1. Optimum Investments manages funds for clients. Optimum has been authorized to
invest up to $25 million for a client in two investment funds: a stock fund and a bond
fund. Each unit of the stock fund costs $60 and provides an annual rate of return of
7.
Assignment Five
Chapter 6 Linear Programming Applications (Four Problems)
Chapter 7 Transportation and Assignment Problems (Two Problems)
Due: 5:30 pm on 04/26
#1
The famous Y. S. Chang Restaurant is open 24 hours a day. Waiters and busboys report for dut
Assignment Three - Chapter Three (six problems)
Due: 04/05
#1
Sales of industrial vacuum cleaners at R. Lowenthal Supply Co. over the past 14 months are as
follows:
SALES ($1,000s)
30
26
27
28
29
33
23
28
34
25
28
35
32
29
MONTH
January
February
March
Apr
Assignment Two Solutions
Due: 03/22
#1
The multiple regression equation is = $145.00 + $72.521 + $1.462
a. Number of days on the road: X 1 = 4; Distance traveled: X 2 = 850 miles
The amount he may be expected to claim is
Y = 145.00 + 72.52(4) + $1.46(850)
F2F Assignment Four Chapter 5 (six problems)
Due: 5:30 pm on 04/19
DO NOT round any number, and please keep at least 2 decimal places for the answers.
Problems #1, #2 and #3 part (a) need to be solved by the graphical method, not the corner point
method.
F2F Assignment Three Solutions
Due: 04/05
#1
To answer the discussion questions, two forecasting models are required: a three-period moving
average and a three-period weighted moving average. Once the actual forecasts have been made,
their accuracy can be
Online Assignment 7 Chapter 8 (one problem)
Due: 5:30 pm, 05/01
Instruction:
Please use Excel to create the charts.
#1
The following costs have been estimated for the activities in a project:
ACTIVIT
Y
A
B
C
D
E
F
G
IMMEDIATE PREDECESSORS
A
B
C, D
C, D
F
C
A
D
start
E
B
F
G
finished
H
activities
A
B
C
D
E
F
G
H
time
es
15
11
3
7
10
14
16
17
ef
0
0
15
15
11
11
21
25
ls
15
11
18
22
21
25
37
42
critical path:B,F,H
project completion time 11+14+17=42
lf
3
0
23
18
16
11
26
25
weeks
slack
18
11
26
25
26
25
42
4
ENG1020
SPRING 2016
ANNOTATED BIBLIOGRAPHY
GUIDELINES
As an integral part of the research process, you will explore the research areas that you outlined
in your Research Proposal by gathering 10 relevant, recently published (within the last 10 years,
pref
F2F Assignment One Chapter One (Solutions)
Due: 03/15
1.
The probability of winning tonights game is
9
=
= 0.6
15
The probability that the team wins tonight is 0.60. The probability that the team wins tonight and
draws a large crowd at tomorrows game i
F2F Assignment 5 Solutions
#1
Minimize staff size = X 1 + X 2 + X 3 + X 4 + X 5 + X 6
where
X i = number of workers reporting for start of work at period i (with i = 1, 2, 3, 4, 5, or 6)
X 1 + X 2 14
X 2 + X 3 16
X 3 + X 4 12
X 4 + X 5 10
X5 + X6 5
X1 + X
Online Activity Assignment One
Due: 03/15 at 5:30 pm
Please use the submission link to submit this assignment.
1.
Nite Time Inn has a toll-free telephone number so that customers can call at any time to make a
reservation. A typical call takes about 8 min
Online Assignment Two
Due: 03/22
Please use the submission link to submit this assignment.
It is believed that the relationship between the number of facilities and average distance traveled
does exist for the emergency service. The following table gives
Online Assignment 5 solutions
x1 = barrels of crude A blended to produce the refined regular
x 2 = barrels of crude A blended to produce the refined premium
x3 = barrels of crude A blended to produce the refined Super
x 4 = barrels of crude B blended to p
Online Assignment Six
Due: 5:30 pm on 04/26
Instruction:
An Excel file including two spreadsheets is created for you to work on the assignment problems.
Those two spreadsheets are named as Problem 1 and Problem2. You can use this template to
complete onli
Online Assignment 4 Solutions
1. n = 8
From Table 10.2, A 2 = 0.373, D 4 = 1.864, D 3 = 0.136
UCL x = X + A2 R
= 45 + 0.373 3
= 46.119
LCL x = X A2 R
= 45 0.373 3
= 43.881
UCL=
D4 R
R
= 1.864 3
= 5.592
LCL=
D3 R
R
= 0.136 3
= 0.408
2. n = 4
From Table 16.
Online Assignment Five
Due: 5:30 pm on 04/19
Raptor Fuels produces three grades of gasoline - Regular, Premium, and Super. All of these are
produced by blending two types of crude oil Crude A and Crude B. The two types of crude
contain specific ingredient
F2F Assignment One Chapter one (Six problems)
Due: 03/15
Please keep 4 decimal places for your answers, and submit the hard copy to the instructor on the
due date.
1.
The Springfield Kings, a professional basketball team, has won 9 of its last 15 games an
Activity
A
B
C
D
E
F
G
H
Total Budgeted Cost($)
38,000
42,000
32,000
52,400
60,000
45,000
82,200
37,500
Percent of Completion
100
100
100
90
50
30
15
5
Total
Value of Work Completed= $216,865
Actual Cost = $213,600
Cost Underrun= -$3,265
Value of Work Com
F2F Assignment Four Solutions
#1
X 1 = number of benches produced
X 2 = number of tables produced
Maximize profit $28X 1 + $45X 2
subject to 12X 1 + 6X 2 2,100 hours
6X 1 + 25X 2 3,000 feet
X1, X2 0
Profit at (X 1 = 130.6818, X 2 = 88.6364) = $7,647.7273
F2F Assignment Two Chapter Two (six problems)
Due: 03/22
#1
Accountants at the firm Walker and Walker believed that several traveling executives submit
unusually high travel vouchers when they return from business trips. The accountants took a
sample of 2
F2F Assignment Three - Chapter Three (six problems)
Due: 09/22
#1
Sales of industrial vacuum cleaners at R. Lowenthal Supply Co. over the past 14 months are as
follows:
SALES ($1,000s)
30
26
27
28
29
33
23
28
34
32
33
34
32
29
MONTH
January
February
March
F2F Assignment Four Chapter 5 (six problems)
Due: 10/06
#1
The Outdoor Furniture Corporation manufactures two products, benches and picnic tables, for
use in yards and parks. The firm has two main resources: its carpenters (labor force) and a
supply of re
F2F Assignment One Chapter one (Six problems)
Due: 09/08
Please keep FOUR decimal places in the answers.
1.
The Springfield Kings, a professional basketball team, has won 14 of its last 20 games and is
expected to continue winning at the same percentage r
F2F Assignment Two Answer Key
Due: 09/15
#1
The multiple regression equation is Y = $116.00 + 67.54 X 1 + $0.48X 2
a. Number of days on the road: X 1 = 7; Distance traveled: X 2 = 1120 miles
The amount he may be expected to claim is
Y = 116.00 + 67.54(7)
number of times
depot is cleaned
4
5
6
8
labor cost
cost of cleaning supplies total cost
$28,000.00
$28,000.00
$28,000.00
$28,000.00
$7,500.00
9375
11250
15000
number of
sq feet
$35,500.00
40,000
$37,375.00
40,000
$39,250.00
40,000
$43,000.00
40,000
2
mon